package com.zysc.processflow.common.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.pagination.optimize.JsqlParserCountOptimize;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.annotation.EnableTransactionManagement;

@Configuration
@EnableTransactionManagement(proxyTargetClass = true) // 开启事务。
@MapperScan("com.zysc.processflow.mapper*")
public class MybatisPlusConfig {
    /**
     * 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        PaginationInnerInterceptor pageinnerInterceptor = new PaginationInnerInterceptor(DbType.POSTGRE_SQL);
        pageinnerInterceptor.setOverflow(false);
        pageinnerInterceptor.setMaxLimit(500l);
        interceptor.addInnerInterceptor(pageinnerInterceptor);
        return interceptor;
    }

    @Bean
    public ConfigurationCustomizer configurationCustomizer() {
        return configuration -> {
            //mybatis-plus配置里默认将下滑线转驼峰给实体赋值。此处取消。否则含有下划线字符无法赋值给实体。
            configuration.setMapUnderscoreToCamelCase(false);
        };
    }
}